Oilpan: IDL union objects should be put in HeapVector

Source/core/fileapi/File.cpp

Index: Source/core/fileapi/File.cpp
diff --git a/Source/core/fileapi/File.cpp b/Source/core/fileapi/File.cpp
index e0fa5d477b580e479e31ee94cf8c018c123fcb57..fbf292c10436e4c076b6c38fae8449c71a7b0054 100644
--- a/Source/core/fileapi/File.cpp
+++ b/Source/core/fileapi/File.cpp
@@ -88,7 +88,7 @@ static PassOwnPtr<BlobData> createBlobDataForFileSystemURL(const KURL& fileSyste
 }
 
 // static
-File* File::create(const Vector<BlobOrStringOrArrayBufferViewOrArrayBuffer>& fileBits, const String& fileName, const FilePropertyBag& options, ExceptionState& exceptionState)
+File* File::create(const HeapVector<BlobOrStringOrArrayBufferViewOrArrayBuffer>& fileBits, const String& fileName, const FilePropertyBag& options, ExceptionState& exceptionState)
 {
     ASSERT(options.hasType());
     if (!options.type().containsOnlyASCII()) {